OpenTechnical

OT-2026-000071952

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, vented before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000071952) never changes.

Identity and time

Publication numberOT-2026-000071952 · never reused
Internal UUID01a0ae92-47c0-7052-87cb-a55f72166a7d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071952
StatusPUBLIC

Content hashes

Canonical text28417b86afe6fdd923e3ddeb0af330d203b4599b449745347d29d27c144d1fa1
Markdown732ce55978d3f903a863f10c48d6a24e48b9ef80838d1aba25febb0e093c1776
PDF
Publication page2956a60c30d449b3ccdd10880640c7af6379036594cc8469f0789e771dd8b9b1
Manifest9831bc8d66b53ef106320124dfe28a3070f6bb2deeccf5915646664e16512a2f

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureCaR/Kw958KEUhpLKwUdMbkgNv4ZX5xenLe60jqbNh2HGSECHsD2RQfY35Tu4Yx9uY3FMBNx06eVWE/8VQDcKDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:22:59.383096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071952
observed 2956a60c30d449b3ccdd10880640c7af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:59.366491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071952/manifest.json
observed 9831bc8d66b53ef106320124dfe28a30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:59.347878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071952/publication.md
observed 732ce55978d3f903a863f10c48d6a24e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:59.328399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071952/publication.txt
observed 28417b86afe6fdd923e3ddeb0af330d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.